Siemens SIMATIC S7-1500 Manual page 16

Wiring
Block diagram and terminal assignment for the current output
The following figure shows an example of the terminal assignment for current output
circuitry.
①
Load on current outputs
②
Digital Analog Converter (DAC)
③
Electrical isolation
④
Backplane bus interface
⑤
Power via supply module
Image 3-3 Block diagram and terminal assignment for the current output
16
CHx Channel or 4 x channel status (green/red)
RUN Status display LED (green)
ERROR Error display LED (red)
PWR LED for power supply (green)
Analog Output Module AQ 4xU/I HF (6ES7532-5ND00-0AB0)
Manual, 03/2016, A5E36633205-AA